/*! Tailwind CSS v3 Custom Build for BirdNET-Pulse */
/* Production-ready Tailwind utilities for entire application */

/* Base & Reset */
*, ::before, ::after {
  box-sizing: border-box;
  border-width: 0;
  border-style: solid;
  border-color: #e5e7eb;
}

html { 
  line-height: 1.5; 
  -webkit-text-size-adjust: 100%; 
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

body { 
  margin: 0; 
  line-height: inherit; 
}

h1, h2, h3, h4, h5, h6 { 
  font-size: inherit; 
  font-weight: inherit; 
}

a { 
  color: inherit; 
  text-decoration: inherit; 
}

button, input, select, textarea { 
  font-family: inherit; 
  font-size: 100%; 
  margin: 0; 
  padding: 0; 
  line-height: inherit;
  color: inherit;
}

button, [type='button'], [type='submit'], [type='reset'] { 
  -webkit-appearance: button; 
  background-color: transparent; 
  background-image: none; 
}

button, select { text-transform: none; }

table { border-collapse: collapse; border-spacing: 0; }

hr { height: 0; color: inherit; border-top-width: 1px; }

img, svg, video, canvas { display: block; max-width: 100%; height: auto; }

/* Utility Classes - Display */
.block { display: block; }
.inline-block { display: inline-block; }
.inline { display: inline; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.grid { display: grid; }
.hidden { display: none; }

/* Flexbox */
.flex-row { flex-direction: row; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.25rem; }
.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-5 { gap: 1.25rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }
.flex-1 { flex: 1 1 0%; }
.flex-shrink-0 { flex-shrink: 0; }
.flex-grow { flex-grow: 1; }

/* Grid */
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.col-span-2 { grid-column: span 2 / span 2; }
.col-span-full { grid-column: 1 / -1; }

/* Position */
.static { position: static; }
.fixed { position: fixed; }
.absolute { position: absolute; }
.relative { position: relative; }
.sticky { position: sticky; }
.inset-0 { top: 0; right: 0; bottom: 0; left: 0; }
.top-0 { top: 0; }
.right-0 { right: 0; }
.bottom-0 { bottom: 0; }
.left-0 { left: 0; }

/* Spacing - Padding */
.p-0 { padding: 0; }
.p-1 { padding: 0.25rem; }
.p-2 { padding: 0.5rem; }
.p-3 { padding: 0.75rem; }
.p-4 { padding: 1rem; }
.p-5 { padding: 1.25rem; }
.p-6 { padding: 1.5rem; }
.p-8 { padding: 2rem; }
.px-2 { padding-left: 0.5rem; padding-right: 0.5rem; }
.px-3 { padding-left: 0.75rem; padding-right: 0.75rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.px-5 { padding-left: 1.25rem; padding-right: 1.25rem; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.px-8 { padding-left: 2rem; padding-right: 2rem; }
.py-1 { padding-top: 0.25rem; padding-bottom: 0.25rem; }
.py-1\.5 { padding-top: 0.375rem; padding-bottom: 0.375rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-2\.5 { padding-top: 0.625rem; padding-bottom: 0.625rem; }
.py-3 { padding-top: 0.75rem; padding-bottom: 0.75rem; }
.py-4 { padding-top: 1rem; padding-bottom: 1rem; }
.py-5 { padding-top: 1.25rem; padding-bottom: 1.25rem; }
.py-6 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; }
.pt-2 { padding-top: 0.5rem; }
.pt-4 { padding-top: 1rem; }
.pt-6 { padding-top: 1.5rem; }
.pt-8 { padding-top: 2rem; }
.pr-3 { padding-right: 0.75rem; }
.pr-12 { padding-right: 3rem; }
.pb-2 { padding-bottom: 0.5rem; }
.pb-4 { padding-bottom: 1rem; }
.pb-6 { padding-bottom: 1.5rem; }
.pl-3 { padding-left: 0.75rem; }

/* Spacing - Margin */
.m-0 { margin: 0; }
.m-auto { margin: auto; }
.mx-auto { margin-left: auto; margin-right: auto; }
.my-2 { margin-top: 0.5rem; margin-bottom: 0.5rem; }
.my-4 { margin-top: 1rem; margin-bottom: 1rem; }
.my-6 { margin-top: 1.5rem; margin-bottom: 1.5rem; }
.my-8 { margin-top: 2rem; margin-bottom: 2rem; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mt-12 { margin-top: 3rem; }
.mr-2 { margin-right: 0.5rem; }
.mr-3 { margin-right: 0.75rem; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mb-12 { margin-bottom: 3rem; }
.ml-1 { margin-left: 0.25rem; }
.ml-2 { margin-left: 0.5rem; }
.ml-3 { margin-left: 0.75rem; }
.ml-4 { margin-left: 1rem; }
.ml-5 { margin-left: 1.25rem; }
.ml-6 { margin-left: 1.5rem; }

/* Sizing - Width */
.w-auto { width: auto; }
.w-full { width: 100%; }
.w-screen { width: 100vw; }
.w-1\/2 { width: 50%; }
.w-1\/3 { width: 33.333333%; }
.w-2\/3 { width: 66.666667%; }
.w-1\/4 { width: 25%; }
.w-3\/4 { width: 75%; }
.min-w-0 { min-width: 0; }
.max-w-xs { max-width: 20rem; }
.max-w-sm { max-width: 24rem; }
.max-w-md { max-width: 28rem; }
.max-w-lg { max-width: 32rem; }
.max-w-xl { max-width: 36rem; }
.max-w-2xl { max-width: 42rem; }
.max-w-3xl { max-width: 48rem; }
.max-w-4xl { max-width: 56rem; }
.max-w-5xl { max-width: 64rem; }
.max-w-6xl { max-width: 72rem; }
.max-w-7xl { max-width: 80rem; }
.max-w-full { max-width: 100%; }

/* Sizing - Height */
.h-auto { height: auto; }
.h-full { height: 100%; }
.h-screen { height: 100vh; }
.h-2 { height: 0.5rem; }
.h-4 { height: 1rem; }
.h-6 { height: 1.5rem; }
.h-8 { height: 2rem; }
.h-10 { height: 2.5rem; }
.h-12 { height: 3rem; }
.min-h-screen { min-height: 100vh; }
.max-h-\[90vh\] { max-height: 90vh; }

/* Typography - Size */
.text-xs { font-size: 0.75rem; line-height: 1rem; }
.text-sm { font-size: 0.875rem; line-height: 1.25rem; }
.text-base { font-size: 1rem; line-height: 1.5rem; }
.text-lg { font-size: 1.125rem; line-height: 1.75rem; }
.text-xl { font-size: 1.25rem; line-height: 1.75rem; }
.text-2xl { font-size: 1.5rem; line-height: 2rem; }
.text-3xl { font-size: 1.875rem; line-height: 2.25rem; }
.text-4xl { font-size: 2.25rem; line-height: 2.5rem; }
.text-5xl { font-size: 3rem; line-height: 1; }

/* Typography - Weight */
.font-thin { font-weight: 100; }
.font-light { font-weight: 300; }
.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

/* Typography - Alignment */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }

/* Typography - Transform */
.uppercase { text-transform: uppercase; }
.lowercase { text-transform: lowercase; }
.capitalize { text-transform: capitalize; }
.normal-case { text-transform: none; }

/* Typography - Other */
.leading-none { line-height: 1; }
.leading-tight { line-height: 1.25; }
.leading-normal { line-height: 1.5; }
.leading-relaxed { line-height: 1.625; }
.tracking-tight { letter-spacing: -0.025em; }
.tracking-normal { letter-spacing: 0; }
.tracking-wide { letter-spacing: 0.025em; }
.tracking-wider { letter-spacing: 0.05em; }
.whitespace-nowrap { white-space: nowrap; }
.whitespace-pre-wrap { white-space: pre-wrap; }
.break-words { overflow-wrap: break-word; }
.break-all { word-break: break-all; }

/* Colors - Text */
.text-transparent { color: transparent; }
.text-current { color: currentColor; }
.text-black { color: rgb(0 0 0); }
.text-white { color: rgb(255 255 255); }
.text-gray-50 { color: rgb(249 250 251); }
.text-gray-100 { color: rgb(243 244 246); }
.text-gray-200 { color: rgb(229 231 235); }
.text-gray-300 { color: rgb(209 213 219); }
.text-gray-400 { color: rgb(156 163 175); }
.text-gray-500 { color: rgb(107 114 128); }
.text-gray-600 { color: rgb(75 85 99); }
.text-gray-700 { color: rgb(55 65 81); }
.text-gray-800 { color: rgb(31 41 55); }
.text-gray-900 { color: rgb(17 24 39); }
.text-blue-50 { color: rgb(239 246 255); }
.text-blue-100 { color: rgb(219 234 254); }
.text-blue-500 { color: rgb(59 130 246); }
.text-blue-600 { color: rgb(37 99 235); }
.text-blue-700 { color: rgb(29 78 216); }
.text-blue-800 { color: rgb(30 64 175); }
.text-yellow-700 { color: rgb(161 98 7); }
.text-yellow-800 { color: rgb(133 77 14); }
.text-red-50 { color: rgb(254 242 242); }
.text-red-500 { color: rgb(239 68 68); }
.text-red-600 { color: rgb(220 38 38); }
.text-red-700 { color: rgb(185 28 28); }
.text-red-800 { color: rgb(153 27 27); }
.text-green-600 { color: rgb(22 163 74); }
.text-green-700 { color: rgb(21 128 61); }
.text-green-800 { color: rgb(22 101 52); }
.text-primary-500 { color: rgb(102 126 234); }
.text-primary-600 { color: rgb(90 103 216); }
.text-primary-700 { color: rgb(76 81 191); }

/* Colors - Background */
.bg-transparent { background-color: transparent; }
.bg-current { background-color: currentColor; }
.bg-black { background-color: rgb(0 0 0); }
.bg-white { background-color: rgb(255 255 255); }
.bg-gray-50 { background-color: rgb(249 250 251); }
.bg-gray-100 { background-color: rgb(243 244 246); }
.bg-gray-200 { background-color: rgb(229 231 235); }
.bg-gray-300 { background-color: rgb(209 213 219); }
.bg-gray-400 { background-color: rgb(156 163 175); }
.bg-gray-500 { background-color: rgb(107 114 128); }
.bg-gray-600 { background-color: rgb(75 85 99); }
.bg-gray-700 { background-color: rgb(55 65 81); }
.bg-gray-800 { background-color: rgb(31 41 55); }
.bg-gray-900 { background-color: rgb(17 24 39); }
.bg-blue-50 { background-color: rgb(239 246 255); }
.bg-blue-100 { background-color: rgb(219 234 254); }
.bg-blue-500 { background-color: rgb(59 130 246); }
.bg-blue-600 { background-color: rgb(37 99 235); }
.bg-blue-700 { background-color: rgb(29 78 216); }
.bg-yellow-50 { background-color: rgb(254 252 232); }
.bg-yellow-100 { background-color: rgb(254 249 195); }
.bg-yellow-500 { background-color: rgb(234 179 8); }
.bg-red-50 { background-color: rgb(254 242 242); }
.bg-red-100 { background-color: rgb(254 226 226); }
.bg-red-500 { background-color: rgb(239 68 68); }
.bg-red-600 { background-color: rgb(220 38 38); }
.bg-red-700 { background-color: rgb(185 28 28); }
.bg-green-50 { background-color: rgb(240 253 244); }
.bg-green-100 { background-color: rgb(220 252 231); }
.bg-green-200 { background-color: rgb(187 247 208); }
.bg-green-500 { background-color: rgb(34 197 94); }
.bg-green-600 { background-color: rgb(22 163 74); }
.bg-orange-500 { background-color: rgb(249 115 22); }
.bg-orange-600 { background-color: rgb(234 88 12); }
.bg-purple-50 { background-color: rgb(250 245 255); }
.bg-purple-100 { background-color: rgb(243 232 255); }
.bg-purple-500 { background-color: rgb(168 85 247); }
.bg-purple-600 { background-color: rgb(147 51 234); }
.bg-indigo-50 { background-color: rgb(238 242 255); }
.bg-indigo-100 { background-color: rgb(224 231 255); }
.bg-indigo-500 { background-color: rgb(99 102 241); }
.bg-indigo-600 { background-color: rgb(79 70 229); }
.bg-pink-50 { background-color: rgb(253 242 248); }
.bg-pink-100 { background-color: rgb(252 231 243); }
.bg-pink-500 { background-color: rgb(236 72 153); }
.bg-pink-600 { background-color: rgb(219 39 119); }
.bg-primary-50 { background-color: rgb(240 244 255); }
.bg-primary-100 { background-color: rgb(224 231 255); }
.bg-primary-500 { background-color: rgb(102 126 234); }
.bg-primary-600 { background-color: rgb(90 103 216); }
.bg-primary-700 { background-color: rgb(76 81 191); }

/* Background Opacity */
.bg-opacity-10 { --tw-bg-opacity: 0.1; }
.bg-opacity-25 { --tw-bg-opacity: 0.25; }
.bg-opacity-50 { --tw-bg-opacity: 0.5; }
.bg-opacity-75 { --tw-bg-opacity: 0.75; }
.bg-opacity-90 { --tw-bg-opacity: 0.9; }

/* Gradients */
.bg-gradient-to-r { background-image: linear-gradient(to right, var(--tw-gradient-stops)); }
.bg-gradient-to-b { background-image: linear-gradient(to bottom, var(--tw-gradient-stops)); }
.bg-gradient-to-br { background-image: linear-gradient(to bottom right, var(--tw-gradient-stops)); }
.from-primary-50 { --tw-gradient-from: rgb(240 244 255); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgb(240 244 255 / 0)); }
.from-blue-50 { --tw-gradient-from: rgb(239 246 255); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgb(239 246 255 / 0)); }
.from-green-50 { --tw-gradient-from: rgb(240 253 244); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgb(240 253 244 / 0)); }
.from-yellow-50 { --tw-gradient-from: rgb(254 252 232); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgb(254 252 232 / 0)); }
.from-purple-50 { --tw-gradient-from: rgb(250 245 255); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgb(250 245 255 / 0)); }
.from-primary-500 { --tw-gradient-from: rgb(102 126 234); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgb(102 126 234 / 0)); }
.from-blue-500 { --tw-gradient-from: rgb(59 130 246); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgb(59 130 246 / 0)); }
.from-green-500 { --tw-gradient-from: rgb(34 197 94); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgb(34 197 94 / 0)); }
.from-yellow-500 { --tw-gradient-from: rgb(234 179 8); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgb(234 179 8 / 0)); }
.from-purple-500 { --tw-gradient-from: rgb(168 85 247); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgb(168 85 247 / 0)); }
.from-indigo-500 { --tw-gradient-from: rgb(99 102 241); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgb(99 102 241 / 0)); }
.from-pink-500 { --tw-gradient-from: rgb(236 72 153); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgb(236 72 153 / 0)); }
.from-teal-500 { --tw-gradient-from: rgb(20 184 166); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgb(20 184 166 / 0)); }
.from-cyan-500 { --tw-gradient-from: rgb(6 182 212); --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgb(6 182 212 / 0)); }
.to-primary-100 { --tw-gradient-to: rgb(224 231 255); }
.to-primary-600 { --tw-gradient-to: rgb(90 103 216); }
.to-blue-100 { --tw-gradient-to: rgb(219 234 254); }
.to-blue-600 { --tw-gradient-to: rgb(37 99 235); }
.to-green-100 { --tw-gradient-to: rgb(220 252 231); }
.to-green-600 { --tw-gradient-to: rgb(22 163 74); }
.to-yellow-100 { --tw-gradient-to: rgb(254 249 195); }
.to-yellow-600 { --tw-gradient-to: rgb(202 138 4); }
.to-purple-100 { --tw-gradient-to: rgb(243 232 255); }
.to-purple-600 { --tw-gradient-to: rgb(147 51 234); }
.to-indigo-100 { --tw-gradient-to: rgb(224 231 255); }
.to-indigo-600 { --tw-gradient-to: rgb(79 70 229); }
.to-pink-600 { --tw-gradient-to: rgb(219 39 119); }
.to-red-100 { --tw-gradient-to: rgb(254 226 226); }
.to-teal-600 { --tw-gradient-to: rgb(13 148 136); }
.to-cyan-600 { --tw-gradient-to: rgb(8 145 178); }

/* Borders */
.border-0 { border-width: 0px; }
.border { border-width: 1px; }
.border-2 { border-width: 2px; }
.border-t { border-top-width: 1px; }
.border-r { border-right-width: 1px; }
.border-b { border-bottom-width: 1px; }
.border-b-2 { border-bottom-width: 2px; }
.border-l { border-left-width: 1px; }
.border-transparent { border-color: transparent; }
.border-current { border-color: currentColor; }
.border-gray-100 { border-color: rgb(243 244 246); }
.border-gray-200 { border-color: rgb(229 231 235); }
.border-gray-300 { border-color: rgb(209 213 219); }
.border-gray-400 { border-color: rgb(156 163 175); }
.border-blue-200 { border-color: rgb(191 219 254); }
.border-green-200 { border-color: rgb(187 247 208); }
.border-red-200 { border-color: rgb(254 202 202); }
.border-primary-500 { border-color: rgb(102 126 234); }
.border-primary-600 { border-color: rgb(90 103 216); }
.border-primary-700 { border-color: rgb(76 81 191); }

/* Border Radius */
.rounded-none { border-radius: 0px; }
.rounded-sm { border-radius: 0.125rem; }
.rounded { border-radius: 0.25rem; }
.rounded-md { border-radius: 0.375rem; }
.rounded-lg { border-radius: 0.5rem; }
.rounded-xl { border-radius: 0.75rem; }
.rounded-2xl { border-radius: 1rem; }
.rounded-full { border-radius: 9999px; }
.rounded-t-lg { border-top-left-radius: 0.5rem; border-top-right-radius: 0.5rem; }
.rounded-t-xl { border-top-left-radius: 0.75rem; border-top-right-radius: 0.75rem; }

/* Shadows */
.shadow-none { box-shadow: none; }
.shadow-sm { box-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.05); }
.shadow { box-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1); }
.shadow-md { box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1); }
.shadow-lg { box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1); }
.shadow-xl { box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1); }
.shadow-2xl { box-shadow: 0 25px 50px -12px rgb(0 0 0 / 0.25); }

/* Opacity */
.opacity-0 { opacity: 0; }
.opacity-25 { opacity: 0.25; }
.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }
.opacity-100 { opacity: 1; }

/* Overflow */
.overflow-auto { overflow: auto; }
.overflow-hidden { overflow: hidden; }
.overflow-visible { overflow: visible; }
.overflow-scroll { overflow: scroll; }
.overflow-x-auto { overflow-x: auto; }
.overflow-y-auto { overflow-y: auto; }

/* Z-index */
.z-0 { z-index: 0; }
.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }

/* Cursor */
.cursor-auto { cursor: auto; }
.cursor-default { cursor: default; }
.cursor-pointer { cursor: pointer; }
.cursor-not-allowed { cursor: not-allowed; }

/* Pointer Events */
.pointer-events-none { pointer-events: none; }
.pointer-events-auto { pointer-events: auto; }

/* Transitions */
.transition-none { transition-property: none; }
.transition-all { transition-property: all; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.transition { transition-property: color, background-color, border-color, text-decoration-color, fill, stroke, opacity, box-shadow, transform, filter; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.transition-colors { transition-property: color, background-color, border-color, text-decoration-color, fill, stroke; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.transition-opacity { transition-property: opacity; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.transition-transform { transition-property: transform; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.duration-75 { transition-duration: 75ms; }
.duration-100 { transition-duration: 100ms; }
.duration-150 { transition-duration: 150ms; }
.duration-200 { transition-duration: 200ms; }
.duration-300 { transition-duration: 300ms; }
.duration-500 { transition-duration: 500ms; }
.ease-in { transition-timing-function: cubic-bezier(0.4, 0, 1, 1); }
.ease-out { transition-timing-function: cubic-bezier(0, 0, 0.2, 1); }
.ease-in-out { transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); }

/* Transform */
.transform { transform: translate(var(--tw-translate-x), var(--tw-translate-y)) rotate(var(--tw-rotate)) skewX(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y)); }
.scale-95 { --tw-scale-x: 0.95; --tw-scale-y: 0.95; transform: translate(var(--tw-translate-x), var(--tw-translate-y)) scale(var(--tw-scale-x), var(--tw-scale-y)); }
.scale-100 { --tw-scale-x: 1; --tw-scale-y: 1; transform: translate(var(--tw-translate-x), var(--tw-translate-y)) scale(var(--tw-scale-x), var(--tw-scale-y)); }
.scale-105 { --tw-scale-x: 1.05; --tw-scale-y: 1.05; transform: translate(var(--tw-translate-x), var(--tw-translate-y)) scale(var(--tw-scale-x), var(--tw-scale-y)); }
.-translate-y-1\/2 { --tw-translate-y: -50%; transform: translate(var(--tw-translate-x), var(--tw-translate-y)); }

/* Divide (for lists) */
.divide-y > :not([hidden]) ~ :not([hidden]) { border-top-width: 1px; }
.divide-gray-200 > :not([hidden]) ~ :not([hidden]) { border-color: rgb(229 231 235); }

/* Space (for lists) */
.space-y-2 > :not([hidden]) ~ :not([hidden]) { margin-top: 0.5rem; }
.space-y-3 > :not([hidden]) ~ :not([hidden]) { margin-top: 0.75rem; }
.space-y-4 > :not([hidden]) ~ :not([hidden]) { margin-top: 1rem; }
.space-x-2 > :not([hidden]) ~ :not([hidden]) { margin-left: 0.5rem; }
.space-x-3 > :not([hidden]) ~ :not([hidden]) { margin-left: 0.75rem; }

/* Hover States */
.hover\:bg-gray-50:hover { background-color: rgb(249 250 251); }
.hover\:bg-gray-100:hover { background-color: rgb(243 244 246); }
.hover\:bg-gray-600:hover { background-color: rgb(75 85 99); }
.hover\:bg-gray-700:hover { background-color: rgb(55 65 81); }
.hover\:bg-blue-600:hover { background-color: rgb(37 99 235); }
.hover\:bg-blue-700:hover { background-color: rgb(29 78 216); }
.hover\:bg-red-600:hover { background-color: rgb(220 38 38); }
.hover\:bg-red-700:hover { background-color: rgb(185 28 28); }
.hover\:bg-indigo-600:hover { background-color: rgb(79 70 229); }
.hover\:bg-primary-600:hover { background-color: rgb(90 103 216); }
.hover\:bg-primary-700:hover { background-color: rgb(76 81 191); }
.hover\:text-gray-600:hover { color: rgb(75 85 99); }
.hover\:text-gray-900:hover { color: rgb(17 24 39); }
.hover\:text-blue-600:hover { color: rgb(37 99 235); }
.hover\:text-primary-600:hover { color: rgb(90 103 216); }
.hover\:border-gray-300:hover { border-color: rgb(209 213 219); }
.hover\:border-primary-600:hover { border-color: rgb(90 103 216); }
.hover\:shadow-md:hover { box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1); }
.hover\:scale-105:hover { --tw-scale-x: 1.05; --tw-scale-y: 1.05; transform: translate(var(--tw-translate-x), var(--tw-translate-y)) scale(var(--tw-scale-x), var(--tw-scale-y)); }

/* Focus States */
.focus\:outline-none:focus { outline: 2px solid transparent; outline-offset: 2px; }
.focus\:ring-0:focus { --tw-ring-shadow: 0 0 #0000; box-shadow: var(--tw-ring-offset-shadow, 0 0 #0000), var(--tw-ring-shadow, 0 0 #0000), var(--tw-shadow, 0 0 #0000); }
.focus\:ring-2:focus { --tw-ring-offset-shadow: var(--tw-ring-inset) 0 0 0 var(--tw-ring-offset-width) var(--tw-ring-offset-color); --tw-ring-shadow: var(--tw-ring-inset) 0 0 0 calc(2px + var(--tw-ring-offset-width)) var(--tw-ring-color); box-shadow: var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow, 0 0 #0000); }
.focus\:ring-primary-500:focus { --tw-ring-color: rgb(102 126 234); }
.focus\:ring-blue-500:focus { --tw-ring-color: rgb(59 130 246); }
.focus\:border-transparent:focus { border-color: transparent; }
.focus\:border-primary-500:focus { border-color: rgb(102 126 234); }

/* Active States */
.active\:bg-primary-700:active { background-color: rgb(76 81 191); }

/* Disabled States */
.disabled\:opacity-50:disabled { opacity: 0.5; }
.disabled\:cursor-not-allowed:disabled { cursor: not-allowed; }

/* Animations */
@keyframes spin {
  to { transform: rotate(360deg); }
}
@keyframes ping {
  75%, 100% { transform: scale(2); opacity: 0; }
}
@keyframes pulse {
  50% { opacity: 0.5; }
}
@keyframes bounce {
  0%, 100% { transform: translateY(-25%); animation-timing-function: cubic-bezier(0.8, 0, 1, 1); }
  50% { transform: none; animation-timing-function: cubic-bezier(0, 0, 0.2, 1); }
}
@keyframes slideIn {
  from { transform: translateY(-10px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.animate-spin { animation: spin 1s linear infinite; }
.animate-ping { animation: ping 1s cubic-bezier(0, 0, 0.2, 1) infinite; }
.animate-pulse { animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite; }
.animate-bounce { animation: bounce 1s infinite; }
.animate-slide-in { animation: slideIn 0.3s ease-out; }
.animate-fade-in { animation: fadeIn 0.3s ease-out; }

/* Responsive - Small screens (640px+) */
@media (min-width: 640px) {
  .sm\:block { display: block; }
  .sm\:flex { display: flex; }
  .sm\:hidden { display: none; }
  .sm\:px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
  .sm\:text-sm { font-size: 0.875rem; line-height: 1.25rem; }
  .sm\:text-base { font-size: 1rem; line-height: 1.5rem; }
}

/* Responsive - Medium screens (768px+) */
@media (min-width: 768px) {
  .md\:block { display: block; }
  .md\:flex { display: flex; }
  .md\:hidden { display: none; }
  .md\:table { display: table; }
  .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .md\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .md\:flex-row { flex-direction: row; }
  .md\:px-8 { padding-left: 2rem; padding-right: 2rem; }
  .md\:text-lg { font-size: 1.125rem; line-height: 1.75rem; }
  .md\:text-xl { font-size: 1.25rem; line-height: 1.75rem; }
  .md\:w-auto { width: auto; }
  .md\:items-center { align-items: center; }
  .md\:justify-between { justify-content: space-between; }
}

/* Responsive - Large screens (1024px+) */
@media (min-width: 1024px) {
  .lg\:block { display: block; }
  .lg\:flex { display: flex; }
  .lg\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .lg\:grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .lg\:px-8 { padding-left: 2rem; padding-right: 2rem; }
}

/* Custom Component Classes */

/* Button Base */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.625rem 1.25rem;
  font-weight: 500;
  border-radius: 0.5rem;
  transition-property: all;
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
  transition-duration: 150ms;
  cursor: pointer;
  border: none;
  text-decoration: none;
}

.btn:hover {
  transform: scale(1.02);
  box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
}

.btn:active {
  transform: scale(0.98);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* Button Variants */
.btn-primary {
  background-color: rgb(102 126 234);
  color: rgb(255 255 255);
}

.btn-primary:hover {
  background-color: rgb(90 103 216);
}

.btn-secondary {
  background-color: rgb(107 114 128);
  color: rgb(255 255 255);
}

.btn-secondary:hover {
  background-color: rgb(75 85 99);
}

.btn-danger {
  background-color: rgb(239 68 68);
  color: rgb(255 255 255);
}

.btn-danger:hover {
  background-color: rgb(220 38 38);
}

/* Form Elements */
.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.5rem 1rem;
  border: 1px solid rgb(209 213 219);
  border-radius: 0.5rem;
  transition: all 0.15s;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: transparent;
  box-shadow: 0 0 0 2px rgb(102 126 234);
}

.form-label {
  display: block;
  font-weight: 500;
  color: rgb(55 65 81);
  margin-bottom: 0.5rem;
}

/* Card */
.card {
  background-color: rgb(255 255 255);
  border-radius: 0.5rem;
  box-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
  border: 1px solid rgb(229 231 235);
}

.card-header {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid rgb(229 231 235);
  background: linear-gradient(to right, rgb(102 126 234), rgb(90 103 216));
  color: white;
  border-top-left-radius: 0.5rem;
  border-top-right-radius: 0.5rem;
}

.card-body {
  padding: 1.5rem;
}

/* Password Toggle */
.password-wrapper {
  position: relative;
}

.password-toggle {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 4px;
}

/* Additional color utilities for unified header */
.border-indigo-800 { border-color: rgb(55 48 163); }
.text-yellow-400 { color: rgb(250 204 21); }
.text-yellow-300 { color: rgb(253 224 71); }
.hover\:text-yellow-300:hover { color: rgb(253 224 71); }
.text-red-400 { color: rgb(248 113 113); }
.hover\:bg-red-400:hover { background-color: rgb(248 113 113); }
.border-red-400 { border-color: rgb(248 113 113); }

/* Additional spacing utilities for unified header */
.py-2\.5 { padding-top: 0.625rem; padding-bottom: 0.625rem; }
.py-1\.5 { padding-top: 0.375rem; padding-bottom: 0.375rem; }
.py-0\.5 { padding-top: 0.125rem; padding-bottom: 0.125rem; }
.gap-4 { gap: 1rem; }
.gap-5 { gap: 1.25rem; }
.text-base { font-size: 1rem; line-height: 1.5rem; }
.font-semibold { font-weight: 600; }
.rounded-full { border-radius: 9999px; }
.text-xs { font-size: 0.75rem; line-height: 1rem; }
.uppercase { text-transform: uppercase; }
.transition-all { transition-property: all; transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1); transition-duration: 150ms; }
.duration-200 { transition-duration: 200ms; }

/* Hover states for navigation */
.hover\:text-white:hover { color: rgb(255 255 255); }
.hover\:bg-gray-50:hover { background-color: rgb(249 250 251); }

/* Submit button override - must come after button reset */
.submit-btn {
	width: 100%;
	padding: 16px;
	background-color: #667eea !important;
	background-image: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
	color: #ffffff !important;
	border: none;
	border-radius: 8px;
	font-size: 16px;
	font-weight: 600;
	cursor: pointer;
	transition: transform 0.2s, box-shadow 0.2s;
}

.submit-btn:hover {
	transform: translateY(-2px);
	box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

.submit-btn:active {
	transform: translateY(0);
}

.submit-btn:disabled {
	opacity: 0.6;
	cursor: not-allowed;
	transform: none;
}

/* Screen reader utility */
.sr-only {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border-width: 0;
}
.focus\:not-sr-only:focus {
	position: fixed;
	width: auto;
	height: auto;
	padding: inherit;
	margin: inherit;
	overflow: visible;
	clip: auto;
	white-space: normal;
}

/* ── Admin mobile card layout ───────────────────────────────────────────────
   Shared across admin-users, admin-classes, admin-activity, admin-stats.
   On mobile each table row becomes a card. The table and its wrapper are
   hidden on small screens; the card list is shown instead. On md+ the
   cards are hidden and the table shown normally.
   ─────────────────────────────────────────────────────────────────────────── */

.admin-table-wrap {
	display: none;
}
.admin-cards {
	display: flex;
	flex-direction: column;
	gap: 0.75rem;
	padding: 1rem 1.5rem;
}
.admin-card {
	background: #fff;
	border: 1px solid #e5e7eb;
	border-radius: 0.75rem;
	padding: 0.75rem;
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
	box-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.07);
}
.admin-card-row {
	display: flex;
	justify-content: space-between;
	align-items: baseline;
	gap: 0.5rem;
	font-size: 0.875rem;
}
.admin-card-label {
	font-size: 0.7rem;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.05em;
	color: #6b7280;
	flex-shrink: 0;
}
.admin-card-value {
	color: #111827;
	text-align: right;
	word-break: break-word;
}
.admin-card-actions {
	display: flex;
	gap: 0.5rem;
	flex-wrap: wrap;
	padding-top: 0.5rem;
	border-top: 1px solid #f3f4f6;
	margin-top: 0.25rem;
}

@media (min-width: 768px) {
  .admin-table-wrap { display: block; }
  .admin-cards { display: none; }
}